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Finding the Fourth Proportional to 7,047.71, 9,716.62 and 6,063.56

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Solution

The fourth proportional to 7,047.71, 9,716.62 and 6,063.56 is: 8,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.71 : 9,716.62 = 6,063.56 : x
  2. Step 2: Convert to fraction form
    7,047.71/9,716.62 = 6,063.56/x
  3. Step 3: Cross multiply
    7,047.71x = 9,716.62 × 6,063.56
  4. Step 4: Simplify right side
    7,047.71x = 58,917,308.37
  5. Step 5: Solve for x
    x = 58,917,308.37/7,047.71
  6. Step 6: Final answer
    x = 8,359.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.